Turns out the Happiest Place on Earth is also one of the most star-studded. This weekend’s D23 Expo, Disney’s biennial fan fest, featured sneak peeks at the Magic Kingdom’s upcoming film slate. From Pixar to Marvel to Disney to Lucasfilm, A-list actors were on hand to present trailers, clips, and concept art — and to mingle. Click through for a look at some of the starriest moments.